<gm:page title="Kronos 0.1" authenticate="false" onload="kmlPE()">
<script>
  function kmlPE()
  {
    <!-- Get map -->
    var myMap = google.mashups.getObjectById('map').getMap();
    <!-- Get KML -->
    var geoXml = new GGeoXml("http://www.atomicdeathray.com/google/carribbean_ir.kml");
    <!--Place KML on Map -->
    myMap.addOverlay(geoXml);
    <!--Set zoom on double click -->
    myMap.enableDoubleClickZoom();
  }
</script>
  
<gm:map id="map" height="300px" width="400px" zoom=4" maptypes="true"/>
  

</gm:page>